ire vs emotion

ire and emotion both are nouns.

Word	Noun	Adjective	Verb	Adverb
ire	Yes	No	No	No
emotion	Yes	No	No	No

As nouns, emotion is a hypernym of ire; that is, emotion is a word with a broader meaning than ire:

ire: a strong emotion; a feeling that is oriented toward some real or supposed grievance
emotion: any strong feeling

ire (noun)	emotion (noun)
belligerence aroused by a real or supposed wrong (personified as one of the deadly sins)	any strong feeling
a strong emotion; a feeling that is oriented toward some real or supposed grievance